Led Status Indicators - Eaton ESR5-NV3-30 Manual

3.1 LED status indicators

Power K1/K2
ON OFF
ON ON
Flashes 0.2 s OFF
Flashes 1 s OFF
Flashes 1 s Flashes 1 s
Flashes 1 s Flashes 1 s
K3(t)/K4(t) Meaning
OFF Ready to operate
ON Operating
OFF Internal error
OFF External error
OFF Configuration errors
Flashes 1 s Configuration required
ESR5-NV3-30 12/19 MN049010EN www.eaton.com
3 Operating and indication elements
Measure/remedy in the event of an error
Safety relay is ready to operate
Safety relay is active. The enabling current paths are closed.
Safety relay is faulty. Replace the safety relay.
Check the wiring and the operating voltage supply. In the case of
a manual reset: Check the chronological sequence!
An error occurred during configuration. Check the wiring and
operation. Then carry out configuration again in accordance with
Section 9.
Rotary switch has been modified. Carry out configuration again
in accordance with Section 9.
9